devextreme
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HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (esm/__internal/grids/grid_core/selection/module.js)
* Version: 22.1.9
* Build date: Tue Apr 18 2023
*
* Copyright (c) 2012 - 2023 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import $ from "../../../../core/renderer";
import eventsEngine from "../../../../events/core/events_engine";
import {
isDefined
} from "../../../../core/utils/type";
import {
each
} from "../../../../core/utils/iterator";
import {
extend
} from "../../../../core/utils/extend";
import {
touch
} from "../../../../core/utils/support";
import {
name as clickEventName
} from "../../../../events/click";
import messageLocalization from "../../../../localization/message";
import {
addNamespace,
isCommandKeyPressed
} from "../../../../events/utils/index";
import holdEvent from "../../../../events/hold";
import {
Deferred
} from "../../../../core/utils/deferred";
import errors from "../../../../ui/widget/ui.errors";
import Selection from "../../../../ui/selection/selection";
import gridCoreUtils from "../module_utils";
import modules from "../modules";
const EDITOR_CELL_CLASS = "dx-editor-cell";
const ROW_CLASS = "dx-row";
const ROW_SELECTION_CLASS = "dx-selection";
const SELECT_CHECKBOX_CLASS = "dx-select-checkbox";
const CHECKBOXES_HIDDEN_CLASS = "dx-select-checkboxes-hidden";
const COMMAND_SELECT_CLASS = "dx-command-select";
const SELECTION_DISABLED_CLASS = "dx-selection-disabled";
const DATA_ROW_CLASS = "dx-data-row";
const SHOW_CHECKBOXES_MODE = "selection.showCheckBoxesMode";
const SELECTION_MODE = "selection.mode";
const processLongTap = function(that, dxEvent) {
const selectionController = that.getController("selection");
const rowsView = that.getView("rowsView");
const $row = $(dxEvent.target).closest(".dx-data-row");
const rowIndex = rowsView.getRowIndex($row);
if (rowIndex < 0) {
return
}
if ("onLongTap" === that.option(SHOW_CHECKBOXES_MODE)) {
if (selectionController.isSelectionWithCheckboxes()) {
selectionController.stopSelectionWithCheckboxes()
} else {
selectionController.startSelectionWithCheckboxes()
}
} else {
if ("onClick" === that.option(SHOW_CHECKBOXES_MODE)) {
selectionController.startSelectionWithCheckboxes()
}
if ("always" !== that.option(SHOW_CHECKBOXES_MODE)) {
selectionController.changeItemSelection(rowIndex, {
control: true
})
}
}
};
const SelectionController = modules.Controller.inherit(function() {
const selectionCellTemplate = (container, options) => {
const {
component: component
} = options;
const rowsView = component.getView("rowsView");
if (component.option("renderAsync") && !component.option("selection.deferred")) {
options.value = component.isRowSelected(options.row.key)
}
rowsView.renderSelectCheckBoxContainer($(container), options)
};
const selectionHeaderTemplate = (container, options) => {
const {
column: column
} = options;
const $cellElement = $(container);
const columnHeadersView = options.component.getView("columnHeadersView");
$cellElement.addClass("dx-editor-cell");
columnHeadersView._renderSelectAllCheckBox($cellElement, column);
columnHeadersView._attachSelectAllCheckBoxClickEvent($cellElement)
};
return {
init() {
const {
deferred: deferred,
selectAllMode: selectAllMode,
mode: mode
} = this.option("selection") || {};
if ("infinite" === this.option("scrolling.mode") && !deferred && "multiple" === mode && "allPages" === selectAllMode) {
errors.log("W1018")
}
this._dataController = this.getController("data");
this._selectionMode = mode;
this._isSelectionWithCheckboxes = false;
this._selection = this._createSelection();
this._updateSelectColumn();
this.createAction("onSelectionChanged", {
excludeValidators: ["disabled", "readOnly"]
});
this._dataController && this._dataController.pushed.add(this._handleDataPushed.bind(this))
},
_handleDataPushed(changes) {
const removedKeys = changes.filter(change => "remove" === change.type).map(change => change.key);
removedKeys.length && this.deselectRows(removedKeys)
},
_getSelectionConfig() {
const dataController = this._dataController;
const columnsController = this.getController("columns");
const selectionOptions = this.option("selection") || {};
const {
deferred: deferred
} = selectionOptions;
const scrollingMode = this.option("scrolling.mode");
const virtualPaging = "virtual" === scrollingMode || "infinite" === scrollingMode;
const allowSelectAll = this.option("selection.allowSelectAll");
const legacyScrollingMode = this.option("scrolling.legacyMode");
return {
selectedKeys: this.option("selectedRowKeys"),
mode: this._selectionMode,
deferred: deferred,
maxFilterLengthInRequest: selectionOptions.maxFilterLengthInRequest,
selectionFilter: this.option("selectionFilter"),
ignoreDisabledItems: true,
allowLoadByRange() {
const hasGroupColumns = columnsController.getGroupColumns().length > 0;
return virtualPaging && !legacyScrollingMode && !hasGroupColumns && allowSelectAll && !deferred
},
key: () => null === dataController || void 0 === dataController ? void 0 : dataController.key(),
keyOf: item => null === dataController || void 0 === dataController ? void 0 : dataController.keyOf(item),
dataFields() {
var _a;
return null === (_a = dataController.dataSource()) || void 0 === _a ? void 0 : _a.select()
},
load(options) {
var _a;
return (null === (_a = dataController.dataSource()) || void 0 === _a ? void 0 : _a.load(options)) || (new Deferred).resolve([])
},
plainItems: () => dataController.items(true),
isItemSelected: item => item.selected,
isSelectableItem: item => "data" === (null === item || void 0 === item ? void 0 : item.rowType) && !item.isNewRow,
getItemData: item => isDefined(null === item || void 0 === item ? void 0 : item.rowType) ? (null === item || void 0 === item ? void 0 : item.oldData) || (null === item || void 0 === item ? void 0 : item.data) : item,
filter: () => dataController.getCombinedFilter(deferred),
totalCount: () => dataController.totalCount(),
getLoadOptions(loadItemIndex, focusedItemIndex, shiftItemIndex) {
var _a, _b;
const {
sort: sort,
filter: filter
} = null !== (_b = null === (_a = dataController.dataSource()) || void 0 === _a ? void 0 : _a.lastLoadOptions()) && void 0 !== _b ? _b : {};
let minIndex = Math.min(loadItemIndex, focusedItemIndex);
let maxIndex = Math.max(loadItemIndex, focusedItemIndex);
if (isDefined(shiftItemIndex)) {
minIndex = Math.min(shiftItemIndex, minIndex);
maxIndex = Math.max(shiftItemIndex, maxIndex)
}
const take = maxIndex - minIndex + 1;
return {
skip: minIndex,
take: take,
filter: filter,
sort: sort
}
},
onSelectionChanged: this._updateSelectedItems.bind(this)
}
},
_updateSelectColumn() {
const columnsController = this.getController("columns");
const isSelectColumnVisible = this.isSelectColumnVisible();
columnsController.addCommandColumn({
type: "selection",
command: "select",
visible: isSelectColumnVisible,
visibleIndex: -1,
dataType: "boolean",
alignment: "center",
cssClass: "dx-command-select",
width: "auto",
cellTemplate: selectionCellTemplate,
headerCellTemplate: selectionHeaderTemplate
});
columnsController.columnOption("command:select", "visible", isSelectColumnVisible)
},
_createSelection() {
const options = this._getSelectionConfig();
return new Selection(options)
},
_fireSelectionChanged(options) {
const argument = this.option("selection.deferred") ? {
selectionFilter: this.option("selectionFilter")
} : {
selectedRowKeys: this.option("selectedRowKeys")
};
this.selectionChanged.fire(argument);
if (options) {
this.executeAction("onSelectionChanged", options)
}
},
_updateCheckboxesState(options) {
const {
isDeferredMode: isDeferredMode
} = options;
const {
selectionFilter: selectionFilter
} = options;
const {
selectedItemKeys: selectedItemKeys
} = options;
const {
removedItemKeys: removedItemKeys
} = options;
if ("onClick" === this.option(SHOW_CHECKBOXES_MODE)) {
if (isDeferredMode ? selectionFilter && function(that, selectionFilter) {
let keyIndex = 0;
const store = that._dataController.store();
const key = store && store.key();
const isComplexKey = Array.isArray(key);
if (!selectionFilter.length) {
return false
}
if (isComplexKey && Array.isArray(selectionFilter[0]) && "and" === selectionFilter[1]) {
for (let i = 0; i < selectionFilter.length; i++) {
if (Array.isArray(selectionFilter[i])) {
if (selectionFilter[i][0] !== key[keyIndex] || "=" !== selectionFilter[i][1]) {
return true
}
keyIndex++
}
}
return false
}
return key !== selectionFilter[0]
}(this, selectionFilter) : selectedItemKeys.length > 1) {
this.startSelectionWithCheckboxes()
} else if (isDeferredMode ? selectionFilter && !selectionFilter.length : 0 === selectedItemKeys.length && removedItemKeys.length) {
this.stopSelectionWithCheckboxes()
}
}
},
_updateSelectedItems(args) {
const that = this;
let selectionChangedOptions;
const isDeferredMode = that.option("selection.deferred");
const selectionFilter = that._selection.selectionFilter();
const dataController = that._dataController;
const items = dataController.items(true);
const visibleItems = dataController.items();
if (!items) {
return
}
const isSelectionWithCheckboxes = that.isSelectionWithCheckboxes();
const changedItemIndexes = that.getChangedItemIndexes(items);
const visibleChangedItemIndexes = that.getChangedItemIndexes(visibleItems);
that._updateCheckboxesState({
selectedItemKeys: args.selectedItemKeys,
removedItemKeys: args.removedItemKeys,
selectionFilter: selectionFilter,
isDeferredMode: isDeferredMode
});
if (changedItemIndexes.length || isSelectionWithCheckboxes !== that.isSelectionWithCheckboxes()) {
dataController.updateItems({
changeType: "updateSelection",
itemIndexes: visibleChangedItemIndexes
})
}
if (isDeferredMode) {
that.option("selectionFilter", selectionFilter);
selectionChangedOptions = {}
} else if (args.addedItemKeys.length || args.removedItemKeys.length) {
that._selectedItemsInternalChange = true;
that.option("selectedRowKeys", args.selectedItemKeys.slice(0));
that._selectedItemsInternalChange = false;
selectionChangedOptions = {
selectedRowsData: args.selectedItems.slice(0),
selectedRowKeys: args.selectedItemKeys.slice(0),
currentSelectedRowKeys: args.addedItemKeys.slice(0),
currentDeselectedRowKeys: args.removedItemKeys.slice(0)
}
}
that._fireSelectionChanged(selectionChangedOptions)
},
getChangedItemIndexes(items) {
const that = this;
const itemIndexes = [];
const isDeferredSelection = this.option("selection.deferred");
for (let i = 0, {
length: length
} = items; i < length; i++) {
const row = items[i];
const isItemSelected = that.isRowSelected(isDeferredSelection ? row.data : row.key);
if (that._selection.isDataItem(row) && row.isSelected !== isItemSelected) {
itemIndexes.push(i)
}
}
return itemIndexes
},
callbackNames: () => ["selectionChanged"],
optionChanged(args) {
this.callBase(args);
switch (args.name) {
case "selection": {
const oldSelectionMode = this._selectionMode;
this.init();
if ("selection.showCheckBoxesMode" !== args.fullName) {
const selectionMode = this._selectionMode;
let selectedRowKeys = this.option("selectedRowKeys");
if (oldSelectionMode !== selectionMode) {
if ("single" === selectionMode) {
if (selectedRowKeys.length > 1) {
selectedRowKeys = [selectedRowKeys[0]]
}
} else if ("multiple" !== selectionMode) {
selectedRowKeys = []
}
}
this.selectRows(selectedRowKeys).always(() => {
this._fireSelectionChanged()
})
}
this.getController("columns").updateColumns();
args.handled = true;
break
}
case "selectionFilter":
this._selection.selectionFilter(args.value);
args.handled = true;
break;
case "selectedRowKeys": {
const value = args.value || [];
if (Array.isArray(value) && !this._selectedItemsInternalChange && (this.component.getDataSource() || !value.length)) {
this.selectRows(value)
}
args.handled = true;
break
}
}
},
publicMethods: () => ["selectRows", "deselectRows", "selectRowsByIndexes", "getSelectedRowKeys", "getSelectedRowsData", "clearSelection", "selectAll", "deselectAll", "startSelectionWithCheckboxes", "stopSelectionWithCheckboxes", "isRowSelected"],
isRowSelected(arg) {
return this._selection.isItemSelected(arg)
},
isSelectColumnVisible() {
return "multiple" === this.option(SELECTION_MODE) && ("always" === this.option(SHOW_CHECKBOXES_MODE) || "onClick" === this.option(SHOW_CHECKBOXES_MODE) || this._isSelectionWithCheckboxes)
},
_isOnePageSelectAll() {
return "page" === this.option("selection.selectAllMode")
},
isSelectAll() {
return this._selection.getSelectAllState(this._isOnePageSelectAll())
},
selectAll() {
if ("onClick" === this.option(SHOW_CHECKBOXES_MODE)) {
this.startSelectionWithCheckboxes()
}
return this._selection.selectAll(this._isOnePageSelectAll())
},
deselectAll() {
return this._selection.deselectAll(this._isOnePageSelectAll())
},
clearSelection() {
return this.selectedItemKeys([])
},
refresh() {
const selectedRowKeys = this.option("selectedRowKeys") || [];
if (!this.option("selection.deferred") && selectedRowKeys.length) {
return this.selectedItemKeys(selectedRowKeys)
}
return (new Deferred).resolve().promise()
},
selectedItemKeys(value, preserve, isDeselect, isSelectAll) {
return this._selection.selectedItemKeys(value, preserve, isDeselect, isSelectAll)
},
getSelectedRowKeys() {
return this._selection.getSelectedItemKeys()
},
selectRows(keys, preserve) {
return this.selectedItemKeys(keys, preserve)
},
deselectRows(keys) {
return this.selectedItemKeys(keys, true, true)
},
selectRowsByIndexes(indexes) {
const items = this._dataController.items();
const keys = [];
if (!Array.isArray(indexes)) {
indexes = Array.prototype.slice.call(arguments, 0)
}
each(indexes, (function() {
const item = items[this];
if (item && "data" === item.rowType) {
keys.push(item.key)
}
}));
return this.selectRows(keys)
},
getSelectedRowsData() {
return this._selection.getSelectedItems()
},
changeItemSelection(visibleItemIndex, keys, setFocusOnly) {
keys = keys || {};
if (this.isSelectionWithCheckboxes()) {
keys.control = true
}
const loadedItemIndex = visibleItemIndex + this._dataController.getRowIndexOffset() - this._dataController.getRowIndexOffset(true);
return this._selection.changeItemSelection(loadedItemIndex, keys, setFocusOnly)
},
focusedItemIndex(itemIndex) {
const that = this;
if (isDefined(itemIndex)) {
that._selection._focusedItemIndex = itemIndex
} else {
return that._selection._focusedItemIndex
}
},
isSelectionWithCheckboxes() {
return "multiple" === this.option(SELECTION_MODE) && ("always" === this.option(SHOW_CHECKBOXES_MODE) || this._isSelectionWithCheckboxes)
},
startSelectionWithCheckboxes() {
const that = this;
if ("multiple" === that.option(SELECTION_MODE) && !that.isSelectionWithCheckboxes()) {
that._isSelectionWithCheckboxes = true;
that._updateSelectColumn();
return true
}
return false
},
stopSelectionWithCheckboxes() {
const that = this;
if (that._isSelectionWithCheckboxes) {
that._isSelectionWithCheckboxes = false;
that._updateSelectColumn();
return true
}
return false
}
}
}());
export const selectionModule = {
defaultOptions: () => ({
selection: {
mode: "none",
showCheckBoxesMode: "onClick",
allowSelectAll: true,
selectAllMode: "allPages",
maxFilterLengthInRequest: 1500,
deferred: false
},
selectionFilter: [],
selectedRowKeys: []
}),
controllers: {
selection: SelectionController
},
extenders: {
controllers: {
data: {
init() {
const selectionController = this.getController("selection");
const isDeferredMode = this.option("selection.deferred");
this.callBase.apply(this, arguments);
if (isDeferredMode) {
selectionController._updateCheckboxesState({
isDeferredMode: true,
selectionFilter: this.option("selectionFilter")
})
}
},
_loadDataSource() {
const that = this;
return that.callBase().always(() => {
that.getController("selection").refresh()
})
},
_processDataItem(item, options) {
const selectionController = this.getController("selection");
const hasSelectColumn = selectionController.isSelectColumnVisible();
const isDeferredSelection = options.isDeferredSelection = void 0 === options.isDeferredSelection ? this.option("selection.deferred") : options.isDeferredSelection;
const dataItem = this.callBase.apply(this, arguments);
dataItem.isSelected = selectionController.isRowSelected(isDeferredSelection ? dataItem.data : dataItem.key);
if (hasSelectColumn && dataItem.values) {
for (let i = 0; i < options.visibleColumns.length; i++) {
if ("select" === options.visibleColumns[i].command) {
dataItem.values[i] = dataItem.isSelected;
break
}
}
}
return dataItem
},
refresh(options) {
const that = this;
const d = new Deferred;
this.callBase.apply(this, arguments).done(() => {
if (!options || options.selection) {
that.getController("selection").refresh().done(d.resolve).fail(d.reject)
} else {
d.resolve()
}
}).fail(d.reject);
return d.promise()
},
_handleDataChanged(e) {
this.callBase.apply(this, arguments);
if ((!e || "refresh" === e.changeType) && !this._repaintChangesOnly) {
this.getController("selection").focusedItemIndex(-1)
}
},
_applyChange(change) {
if (change && "updateSelection" === change.changeType) {
change.items.forEach((item, index) => {
const currentItem = this._items[index];
if (currentItem) {
currentItem.isSelected = item.isSelected;
currentItem.values = item.values
}
});
return
}
return this.callBase.apply(this, arguments)
},
_endUpdateCore() {
const changes = this._changes;
const isUpdateSelection = changes.length > 1 && changes.every(change => "updateSelection" === change.changeType);
if (isUpdateSelection) {
const itemIndexes = changes.map(change => change.itemIndexes || []).reduce((a, b) => a.concat(b));
this._changes = [{
changeType: "updateSelection",
itemIndexes: itemIndexes
}]
}
this.callBase.apply(this, arguments)
}
},
contextMenu: {
_contextMenuPrepared(options) {
const dxEvent = options.event;
if (dxEvent.originalEvent && "dxhold" !== dxEvent.originalEvent.type || options.items && options.items.length > 0) {
return
}
processLongTap(this, dxEvent)
}
}
},
views: {
columnHeadersView: {
init() {
this.callBase();
this.getController("selection").selectionChanged.add(this._updateSelectAllValue.bind(this))
},
_updateSelectAllValue() {
const that = this;
const $element = that.element();
const $editor = $element && $element.find(".dx-select-checkbox");
if ($element && $editor.length && "multiple" === that.option("selection.mode")) {
const selectAllValue = that.getController("selection").isSelectAll();
const hasSelection = false !== selectAllValue;
const isVisible = that.option("selection.allowSelectAll") ? !that.getController("data").isEmpty() : hasSelection;
$editor.dxCheckBox("instance").option({
visible: isVisible,
value: selectAllValue
})
}
},
_handleDataChanged(e) {
this.callBase(e);
if (!e || "refresh" === e.changeType || e.repaintChangesOnly && "update" === e.changeType) {
this.waitAsyncTemplates().done(() => {
this._updateSelectAllValue()
})
}
},
_renderSelectAllCheckBox($container, column) {
const that = this;
const selectionController = that.getController("selection");
const isEmptyData = that.getController("data").isEmpty();
const groupElement = $("<div>").appendTo($container).addClass("dx-select-checkbox");
that.setAria("label", messageLocalization.format("dxDataGrid-ariaSelectAll"), groupElement);
that.getController("editorFactory").createEditor(groupElement, extend({}, column, {
parentType: "headerRow",
dataType: "boolean",
value: selectionController.isSelectAll(),
editorOptions: {
visible: !isEmptyData && (that.option("selection.allowSelectAll") || false !== selectionController.isSelectAll())
},
tabIndex: that.option("useLegacyKeyboardNavigation") ? -1 : that.option("tabIndex") || 0,
setValue(value, e) {
const allowSelectAll = that.option("selection.allowSelectAll");
e.component.option("visible", allowSelectAll || false !== e.component.option("value"));
if (!e.event || selectionController.isSelectAll() === value) {
return
}
if (e.value && !allowSelectAll) {
e.component.option("value", false)
} else {
e.value ? selectionController.selectAll() : selectionController.deselectAll()
}
e.event.preventDefault()
}
}));
return groupElement
},
_attachSelectAllCheckBoxClickEvent($element) {
eventsEngine.on($element, clickEventName, this.createAction(e => {
const {
event: event
} = e;
if (!$(event.target).closest(".dx-select-checkbox").length) {
eventsEngine.trigger($(event.currentTarget).children(".dx-select-checkbox"), clickEventName)
}
event.preventDefault()
}))
}
},
rowsView: {
renderSelectCheckBoxContainer($container, options) {
if ("data" === options.rowType && !options.row.isNewRow) {
$container.addClass("dx-editor-cell");
this._attachCheckBoxClickEvent($container);
this._renderSelectCheckBox($container, options)
} else {
gridCoreUtils.setEmptyText($container)
}
},
_renderSelectCheckBox(container, options) {
const groupElement = $("<div>").addClass("dx-select-checkbox").appendTo(container);
this.setAria("label", messageLocalization.format("dxDataGrid-ariaSelectRow"), groupElement);
this.getController("editorFactory").createEditor(groupElement, extend({}, options.column, {
parentType: "dataRow",
dataType: "boolean",
lookup: null,
value: options.value,
setValue(value, e) {
var _a;
if ("keydown" === (null === (_a = null === e || void 0 === e ? void 0 : e.event) || void 0 === _a ? void 0 : _a.type)) {
eventsEngine.trigger(e.element, clickEventName, e)
}
},
row: options.row
}));
return groupElement
},
_attachCheckBoxClickEvent($element) {
eventsEngine.on($element, clickEventName, this.createAction((function(e) {
const selectionController = this.getController("selection");
const {
event: event
} = e;
const rowIndex = this.getRowIndex($(event.currentTarget).closest(".dx-row"));
if (rowIndex >= 0) {
selectionController.startSelectionWithCheckboxes();
selectionController.changeItemSelection(rowIndex, {
shift: event.shiftKey
});
if ($(event.target).closest(".dx-select-checkbox").length) {
this.getController("data").updateItems({
changeType: "updateSelection",
itemIndexes: [rowIndex]
})
}
}
})))
},
_update(change) {
const that = this;
const tableElements = that.getTableElements();
if ("updateSelection" === change.changeType) {
if (tableElements.length > 0) {
each(tableElements, (_, tableElement) => {
each(change.itemIndexes || [], (_, index) => {
let $row;
if (change.items[index]) {
$row = that._getRowElements($(tableElement)).eq(index);
if ($row.length) {
const {
isSelected: isSelected
} = change.items[index];
$row.toggleClass("dx-selection", void 0 === isSelected ? false : isSelected).find(".dx-select-checkbox").dxCheckBox("option", "value", isSelected);
that.setAria("selected", isSelected, $row)
}
}
})
});
that._updateCheckboxesClass()
}
} else {
that.callBase(change)
}
},
_createTable() {
const that = this;
const selectionMode = that.option("selection.mode");
const $table = that.callBase.apply(that, arguments);
if ("none" !== selectionMode) {
if ("onLongTap" === that.option(SHOW_CHECKBOXES_MODE) || !touch) {
eventsEngine.on($table, addNamespace(holdEvent.name, "dxDataGridRowsView"), ".dx-data-row", that.createAction(e => {
processLongTap(that.component, e.event);
e.event.stopPropagation()
}))
}
eventsEngine.on($table, "mousedown selectstart", that.createAction(e => {
const {
event: event
} = e;
if (event.shiftKey) {
event.preventDefault()
}
}))
}
return $table
},
_createRow(row) {
const $row = this.callBase.apply(this, arguments);
if (row) {
const {
isSelected: isSelected
} = row;
if (isSelected) {
$row.addClass("dx-selection")
}
const selectionMode = this.option(SELECTION_MODE);
if ("none" !== selectionMode) {
this.setAria("selected", isSelected, $row)
}
}
return $row
},
_rowClick(e) {
const that = this;
const dxEvent = e.event;
const isSelectionDisabled = $(dxEvent.target).closest(".dx-selection-disabled").length;
if (!that.isClickableElement($(dxEvent.target))) {
if (!isSelectionDisabled && ("multiple" !== that.option(SELECTION_MODE) || "always" !== that.option(SHOW_CHECKBOXES_MODE))) {
if (that.getController("selection").changeItemSelection(e.rowIndex, {
control: isCommandKeyPressed(dxEvent),
shift: dxEvent.shiftKey
})) {
dxEvent.preventDefault();
e.handled = true
}
}
that.callBase(e)
}
},
isClickableElement($target) {
const isCommandSelect = $target.closest(".dx-command-select").length;
return !!isCommandSelect
},
_renderCore(change) {
const deferred = this.callBase(change);
this._updateCheckboxesClass();
return deferred
},
_updateCheckboxesClass() {
const tableElements = this.getTableElements();
const selectionController = this.getController("selection");
const isCheckBoxesHidden = selectionController.isSelectColumnVisible() && !selectionController.isSelectionWithCheckboxes();
each(tableElements, (_, tableElement) => {
$(tableElement).toggleClass(CHECKBOXES_HIDDEN_CLASS, isCheckBoxesHidden)
})
}
}
}
}
};